已知x-y=a,求(y-x)∧3(2x-2y)∧3(3y-3x)∧3的值.求高手赶紧回答,
问题描述:
已知x-y=a,求(y-x)∧3(2x-2y)∧3(3y-3x)∧3的值.求高手赶紧回答,
答
(y-x)³(2x-2y)³(3y-3x)³=(-a)³×2³×a³×3³×(-a)³=216a^9
已知x-y=a,求(y-x)∧3(2x-2y)∧3(3y-3x)∧3的值.求高手赶紧回答,
(y-x)³(2x-2y)³(3y-3x)³=(-a)³×2³×a³×3³×(-a)³=216a^9